5 Triple Crown Thornless Blackberry Plants in 2.5 Inch Plugs. Gorgeous!! Better than WHOLESALE pricing on these blackberries! Zone 5-9. Please note: Our shipping stays the same ($9.95-10.50) for up to five items. So please check out all we have to offer and save yourself some shipping $$$!!! Great for fresh-eating, freezing, pies, and jams multiplies quickly This 5 plug bundle is the perfect amount to get your berry production going!